<script type="text/javascript" src="<?= base_url( "static/highchart/highcharts.js" ); ?>"></script>
<script type="text/javascript" src="<?= base_url( "static/highchart/highcharts-more.js" ); ?>"></script>
<script type="text/javascript">

</script>
<div onclick="window.location.reload();" class="easyui-linkbutton" data-options="iconCls:'icon-reload'">刷新</div>

<script type="text/javascript">
    $(function () {

        $('#timer').highcharts({

                chart: {
                    type: 'gauge',
                    plotBackgroundColor: null,
                    plotBackgroundImage: null,
                    plotBorderWidth: 0,
                    plotShadow: false
                },

                title: {
                    text: 'CPU负载'
                },

                pane: {
                    startAngle: -150,
                    endAngle: 150,
                    background: [{
                        backgroundColor: {
                            linearGradient: { x1: 0, y1: 0, x2: 0, y2: 1 },
                            stops: [
                                [0, '#FFF'],
                                [1, '#333']
                            ]
                        },
                        borderWidth: 0,
                        outerRadius: '109%'
                    }, {
                        backgroundColor: {
                            linearGradient: { x1: 0, y1: 0, x2: 0, y2: 1 },
                            stops: [
                                [0, '#333'],
                                [1, '#FFF']
                            ]
                        },
                        borderWidth: 1,
                        outerRadius: '107%'
                    }, {
                        // default background
                    }, {
                        backgroundColor: '#DDD',
                        borderWidth: 0,
                        outerRadius: '105%',
                        innerRadius: '103%'
                    }]
                },

                // the value axis
                yAxis: {
                    min: 0,
                    max: 100,

                    minorTickInterval: 'auto',
                    minorTickWidth: 1,
                    minorTickLength: 10,
                    minorTickPosition: 'inside',
                    minorTickColor: '#666',

                    tickPixelInterval: 30,
                    tickWidth: 2,
                    tickPosition: 'inside',
                    tickLength: 10,
                    tickColor: '#666',
                    labels: {
                        step: 2,
                        rotation: 'auto'
                    },
                    title: {
                        text: 'km/h'
                    },
                    plotBands: [{
                        from: 0,
                        to: 50,
                        color: '#55BF3B' // green
                    }, {
                        from: 50,
                        to: 80,
                        color: '#DDDF0D' // yellow
                    }, {
                        from: 80,
                        to: 100,
                        color: '#DF5353' // red
                    }]
                },

                series: [{
                    name: 'Speed',
                    data: [0/0.01],
                    tooltip: {
                        valueSuffix: ' km/h'
                    }
                }]

            },
            // Add some life
            function (chart) {
                if (!chart.renderer.forExport) {
                    setInterval(function () {
                        var point = chart.series[0].points[0],
                            newVal,
                            inc = Math.round((Math.random() - 0.5) * 20);

                        newVal = point.y + inc;
                        if (newVal < 0 || newVal > 100) {
                            newVal = point.y - inc;
                        }
                        //newVal=30;

                        point.update(newVal);

                    }, 3000);
                }
            });
        function getCpu()
        {
            var test=0;
            alert();
            $.post(
                "http://192.168.0.132/ci/index.php/option/monitor/cpu",
                {},
                function(data)
                {
                    alert()
                    test=1;
                    /*if(data.isok)
                     {
                     alert(data.isok)
                     }*/
                },
                'json'
            );
            alert(test);
        }
        getCpu();
    });
</script>
<div id="timer"></div>